869322372 has 12 divisors (see below), whose sum is σ = 2028418896. Its totient is φ = 289774120.

The previous prime is 869322347. The next prime is 869322397. The reversal of 869322372 is 273223968.

It is an interprime number because it is at equal distance from previous prime (869322347) and next prime (869322397).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36221754 + ... + 36221777.

It is an arithmetic number, because the mean of its divisors is an integer number (169034908).

Almost surely, 2^869322372 is an apocalyptic number.

It is an amenable number.

869322372 is an abundant number, since it is smaller than the sum of its proper divisors (1159096524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

869322372 is a wasteful number, since it uses less digits than its factorization.

869322372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72443538 (or 72443536 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 869322372 is about 29484.2732995066. The cubic root of 869322372 is about 954.3923556100.

The spelling of 869322372 in words is "eight hundred sixty-nine million, three hundred twenty-two thousand, three hundred seventy-two".